BE509754A - - Google Patents
Info
- Publication number
- BE509754A BE509754A BE509754DA BE509754A BE 509754 A BE509754 A BE 509754A BE 509754D A BE509754D A BE 509754DA BE 509754 A BE509754 A BE 509754A
- Authority
- BE
- Belgium
- Prior art keywords
- head
- bar
- clamping
- hole
- clamping jaw
- Prior art date
Links
- 125000006850 spacer group Chemical group 0.000 claims description 53
- 238000004873 anchoring Methods 0.000 claims description 34
- 241000446313 Lamella Species 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000011435 rock Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000670 limiting effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims 1
- 239000012858 resilient material Substances 0.000 claims 1
- 230000001154 acute effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000002105 tongue Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Dowels (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509754A true BE509754A (en:Method) |
Family
ID=149077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509754D BE509754A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509754A (en:Method) |
-
0
- BE BE509754D patent/BE509754A/fr unknown
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